mysql 의 DB와 로그 파일 위치 질문입니다.

/etc/my.cnf vi로 확인해보면 datadir 옵션이 없읍니다 -_-;

[client]
#password = [your_password]
port = 3306
socket = /usr/local/mysql/mysql.socket

#
# The MySQL server
#
[mysqld]

# generic configuration options
port = 3306
socket = /usr/local/mysql/mysql.socket

back_log = 50

#skip-networking

max_connections = 100
max_connect_errors = 10
table_open_cache = 2048

#external-locking

max_allowed_packet = 16M
binlog_cache_size = 1M
max_heap_table_size = 64M
read_buffer_size = 2M
read_rnd_buffer_size = 16M
sort_buffer_size = 8M
join_buffer_size = 8M

thread_cache_size = 8
thread_concurrency = 8

query_cache_size = 64M
query_cache_limit = 2M

ft_min_word_len = 4

#memlock

default-storage-engine = MYISAM
thread_stack = 192K
transaction_isolation = REPEATABLE-READ

tmp_table_size = 64M
log-bin=mysql-bin
binlog_format=mixed

#log_slave_updates
#log
#log_warnings

slow_query_log
long_query_time = 2

# *** Replication related settings

server-id = 1
#server-id = 2

#master-host =
#master-user =
#master-password =
#master-port =
#read_only

#*** MyISAM Specific options

key_buffer_size = 32M
bulk_insert_buffer_size = 64M
myisam_sort_buffer_size = 128M

myisam_max_sort_file_size = 10G
myisam_repair_threads = 1
myisam_recover

# *** INNODB Specific options ***

#skip-innodb
innodb_additional_mem_pool_size = 16M
innodb_buffer_pool_size = 2G
innodb_data_file_path = ibdata1:10M:autoextend
#innodb_data_home_dir =
innodb_write_io_threads = 8
innodb_read_io_threads = 8

#innodb_force_recovery=1
innodb_thread_concurrency = 16
innodb_flush_log_at_trx_commit = 1

#innodb_fast_shutdown

innodb_log_buffer_size = 8M
innodb_log_file_size = 256M

innodb_log_files_in_group = 3
#innodb_log_group_home_dir

innodb_max_dirty_pages_pct = 90
#innodb_flush_method=O_DSYNC
innodb_lock_wait_timeout = 120

[mysqldump]

quick
max_allowed_packet = 16M

no-auto-rehash
 
# Only allow UPDATEs and DELETEs that use keys.
#safe-updates
 
[myisamchk]
key_buffer_size = 512M
sort_buffer_size = 512M
read_buffer = 8M
write_buffer = 8M
 
[mysqlhotcopy]
interactive-timeout
 
[mysqld_safe]
open-files-limit = 8192